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2-(4-(tert-Butoxy)phenyl)acetic acid

4-叔丁氧基苯乙酸

Also known as: 4-tert-Butoxyphenylacetic acid, 2-[4-(tert-Butoxy)phenyl]acetic acid, 2-[4-[(2-methylpropan-2-yl)oxy]phenyl]acetic acid, 4-(tert-Butoxy)benzeneacetic acid, Benzeneacetic acid, 4-(1,1-dimethylethoxy)-

2-(4-(tert-Butoxy)phenyl)acetic acid (CAS 135066-21-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H16O3 and a molecular weight of 208.25400 g/mol. It is also known as 4-tert-Butoxyphenylacetic acid, 2-[4-(tert-Butoxy)phenyl]acetic acid and 2-[4-[(2-methylpropan-2-yl)oxy]phenyl]acetic acid. Key properties include a boiling point of 331.686ºC at 760 mmHg, a density of 1.093 g/cm3 and a flash point of 123.81ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
135066-21-6
Jingsj CID
J-1167558-3
Molecular Formula
C12H16O3
Chinese Name
4-叔丁氧基苯乙酸
Molecular Weight
208.25400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point331.686ºC at 760 mmHg
Density1.093 g/cm3
Flash Point123.81ºC

Frequently Asked Questions

What is the CAS number of 2-(4-(tert-Butoxy)phenyl)acetic acid?

The CAS number of 2-(4-(tert-Butoxy)phenyl)acetic acid is 135066-21-6.

What are the molecular formula and molecular weight of 2-(4-(tert-Butoxy)phenyl)acetic acid?

2-(4-(tert-Butoxy)phenyl)acetic acid has molecular formula C12H16O3 and molecular weight 208.25400 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-(4-(tert-Butoxy)phenyl)acetic acid (CAS 135066-21-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1167558-3 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.